19930992

素因数分解:

$2^4\times 3^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 51663360

約数和(自身を除く): 31732368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 419, 838, 991, 1257, 1676, 1982, 2514, 2973, 3352, 3964, 5028, 5946, 6704, 7928, 10056, 11892, 15856, 20112, 23784, 47568, 415229, 830458, 1245687, 1660916, 2491374, 3321832, 4982748, 6643664, 9965496, 19930992]

約数ペア:

[(1, 19930992), (2, 9965496), (3, 6643664), (4, 4982748), (6, 3321832), (8, 2491374), (12, 1660916), (16, 1245687), (24, 830458), (48, 415229), (419, 47568), (838, 23784), (991, 20112), (1257, 15856), (1676, 11892), (1982, 10056), (2514, 7928), (2973, 6704), (3352, 5946), (3964, 5028)]